/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
define(["require", "exports"], function (require, exports) {
    'use strict';
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.conf = {
        comments: {
            lineComment: '//',
            blockComment: ['/*', '*/'],
        },
        brackets: [
            ['{', '}'],
            ['[', ']'],
            ['(', ')']
        ],
        autoClosingPairs: [
            { open: '{', close: '}' },
            { open: '[', close: ']' },
            { open: '(', close: ')' },
            { open: '`', close: '`', notIn: ['string'] },
            { open: '"', close: '"', notIn: ['string'] },
            { open: '\'', close: '\'', notIn: ['string', 'comment'] },
        ],
        surroundingPairs: [
            { open: '{', close: '}' },
            { open: '[', close: ']' },
            { open: '(', close: ')' },
            { open: '`', close: '`' },
            { open: '"', close: '"' },
            { open: '\'', close: '\'' },
        ]
    };
    exports.language = {
        defaultToken: '',
        tokenPostfix: '.go',
        keywords: [
            'break',
            'case',
            'chan',
            'const',
            'continue',
            'default',
            'defer',
            'else',
            'fallthrough',
            'for',
            'func',
            'go',
            'goto',
            'if',
            'import',
            'interface',
            'map',
            'package',
            'range',
            'return',
            'select',
            'struct',
            'switch',
            'type',
            'var',
            'bool',
            'true',
            'false',
            'uint8',
            'uint16',
            'uint32',
            'uint64',
            'int8',
            'int16',
            'int32',
            'int64',
            'float32',
            'float64',
            'complex64',
            'complex128',
            'byte',
            'rune',
            'uint',
            'int',
            'uintptr',
            'string',
            'nil',
        ],
        operators: [
            '+', '-', '*', '/', '%', '&', '|', '^', '<<', '>>', '&^',
            '+=', '-=', '*=', '/=', '%=', '&=', '|=', '^=', '<<=', '>>=', '&^=',
            '&&', '||', '<-', '++', '--', '==', '<', '>', '=', '!', '!=', '<=', '>=', ':=', '...',
            '(', ')', '', ']', '{', '}', ',', ';', '.', ':'
        ],
        // we include these common regular expressions
        symbols: /[=><!~?:&|+\-*\/\^%]+/,
        escapes: /\\(?:[abfnrtv\\"']|x[0-9A-Fa-f]{1,4}|u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8})/,
        // The main tokenizer for our languages
        tokenizer: {
            root: [
                // identifiers and keywords
                [/[a-zA-Z_]\w*/, {
                        cases: {
                            '@keywords': { token: 'keyword.$0' },
                            '@default': 'identifier'
                        }
                    }],
                // whitespace
                { include: '@whitespace' },
                // [[ attributes ]].
                [/\[\[.*\]\]/, 'annotation'],
                // Preprocessor directive
                [/^\s*#\w+/, 'keyword'],
                // delimiters and operators
                [/[{}()\[\]]/, '@brackets'],
                [/[<>](?!@symbols)/, '@brackets'],
                [/@symbols/, {
                        cases: {
                            '@operators': 'delimiter',
                            '@default': ''
                        }
                    }],
                // numbers
                [/\d*\d+[eE]([\-+]?\d+)?/, 'number.float'],
                [/\d*\.\d+([eE][\-+]?\d+)?/, 'number.float'],
                [/0[xX][0-9a-fA-F']*[0-9a-fA-F]/, 'number.hex'],
                [/0[0-7']*[0-7]/, 'number.octal'],
                [/0[bB][0-1']*[0-1]/, 'number.binary'],
                [/\d[\d']*/, 'number'],
                [/\d/, 'number'],
                // delimiter: after number because of .\d floats
                [/[;,.]/, 'delimiter'],
                // strings
                [/"([^"\\]|\\.)*$/, 'string.invalid'],
                [/"/, 'string', '@string'],
                [/`/, "string", "@rawstring"],
                // characters
                [/'[^\\']'/, 'string'],
                [/(')(@escapes)(')/, ['string', 'string.escape', 'string']],
                [/'/, 'string.invalid']
            ],
            whitespace: [
                [/[ \t\r\n]+/, ''],
                [/\/\*\*(?!\/)/, 'comment.doc', '@doccomment'],
                [/\/\*/, 'comment', '@comment'],
                [/\/\/.*$/, 'comment'],
            ],
            comment: [
                [/[^\/*]+/, 'comment'],
                // [/\/\*/, 'comment', '@push' ],    // nested comment not allowed :-(
                // [/\/\*/,    'comment.invalid' ],    // this breaks block comments in the shape of /* //*/
                [/\*\//, 'comment', '@pop'],
                [/[\/*]/, 'comment']
            ],
            //Identical copy of comment above, except for the addition of .doc
            doccomment: [
                [/[^\/*]+/, 'comment.doc'],
                // [/\/\*/, 'comment.doc', '@push' ],    // nested comment not allowed :-(
                [/\/\*/, 'comment.doc.invalid'],
                [/\*\//, 'comment.doc', '@pop'],
                [/[\/*]/, 'comment.doc']
            ],
            string: [
                [/[^\\"]+/, 'string'],
                [/@escapes/, 'string.escape'],
                [/\\./, 'string.escape.invalid'],
                [/"/, 'string', '@pop']
            ],
            rawstring: [
                [/[^\`]/, "string"],
                [/`/, "string", "@pop"]
            ],
        },
    };
});
